Domain Intelligence Report
estranky.cz
Gathering intelligence... (12/12)
DNS
WHOIS
Security
Email
DNSSEC
Threats
Deliverability
SSL/TLS
HTTP
Tech Stack
Subdomains
Archive
Safe
DNSSEC unsignedno attacks or spoofing
Up
HTTP 200reachable and responding
Right
Set up Page Watchit is what it is
Ready
59d aheadyou see what's coming
Outline
WHOIS
registered 22 years ago · expires Dec 9, 2026
DNS
1 A · 2 MX · 3 NS · 1 PTR · 1 SOA · 3 TXT
SSL/TLS
DigiCert Inc · TLSv1.2 · expires in 136d · 2 SANs
Email Auth
SPF ✓ · DKIM ✓ · DMARC ✗ (p=none)
DNSSEC
not signed
Tech Stack
Host: CASABLANCA INT a.s. · Email: Self-hosted
HTTP
2 redirect → 200 · HSTS ✗ · CSP ✗ · X-Frame ✗ · Nosniff ✗
Security
B (160/215) · 1 critical · 2 high
Threats
risk: none
Deliverability
A+ (95/100) · 2 MX · 3 IPs · 1 issue(s)
Subdomains
wildcard DNS — every guessed name resolves
Web Archive
DNS Recordschecked 13.9d ago
Details1 A · 2 MX · 3 NS · 1 PTR · 1 SOA · 3 TXT
WHOISchecked 13.9d ago
DetailsThen vs Nownew
No card for this name. We compare then and now for domains that are in the top million and had an AboutUs page. That says nothing about this domain’s age or safety.
Check what it is now →SSL/TLSchecked 13.9d ago
DetailsValid certificate
Issuer: DigiCert Inc
Protocol: TLSv1.2
Expires in 136 days
2 SAN(s)
Securitychecked 13.9d ago
DetailsB
160/215
1 critical2 high
Weakest: Record Security, Basic Security
Email Authchecked 13.9d ago
DetailsSPFDKIMDMARC
Policy: none
DNSSECchecked 13.9d ago
DetailsNot DNSSEC-signed
Tech Stackchecked 13.9d ago
DetailsCASABLANCA INT a.s.Email: Self-hostedGoogle Search Console
HTTP / Headerschecked 13.9d ago
Details2 redirect(s) → 200
HSTSCSPX-FrameNosniff
Threatschecked 13.9d ago
DetailsRisk: none · score 0
Zone census
Subdomainschecked 13.9d ago
Detailswildcard DNS — every name resolves, so a guessed-name inventory isn't meaningful
Click a subdomain for its full report
Web Archivechecked 13.9d ago
DetailsFirst archived: unknown
Deliverabilitychecked 13.9d ago
DetailsA+
95/100 · 1 issue(s)
2 MX · 3 IP(s)
Top fix: DMARC policy is none (monitor only)
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Explore related
Registered in 2003 — the same year as googlevideo.com, wordpress.org and skype.com.